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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '227') ORDER BY date ASC, patent, type

Total of 1 patents found where: Class is '227';

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T / S Patent Date Description Patentee Category Assigned To
 1894
U 530,361 December 4, 1894 Tool for Lineman's Use
Lineman's tool to remove or apply the tie wire loop on an insulator		 SMITH, Solomon
MISHLER, Milton B.
 Tool  

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